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google
6.1K Stars 902 Forks BSD 3-Clause "New" or "Revised" License 880 Commits 2 Opened issues

Description

RE2 is a fast, safe, thread-friendly alternative to backtracking regular expression engines like those used in PCRE, Perl, and Python. It is a C++ library.

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This is the source code repository for RE2, a regular expression library.

For documentation about how to install and use RE2, visit https://github.com/google/re2/.

The short version is:

make make test make install make testinstall

There is a fair amount of documentation (including code snippets) in the re2.h header file.

More information can be found on the wiki: https://github.com/google/re2/wiki

Issue tracker: https://github.com/google/re2/issues

Mailing list: https://groups.google.com/group/re2-dev

Unless otherwise noted, the RE2 source files are distributed under the BSD-style license found in the LICENSE file.

RE2's native language is C++.

The Python wrapper is at https://github.com/google/re2/tree/abseil/python and on PyPI (https://pypi.org/project/google-re2/).

A C wrapper is at https://github.com/marcomaggi/cre2/. A D wrapper is at https://github.com/ShigekiKarita/re2d/ and on DUB (code.dlang.org). An Erlang wrapper is at https://github.com/dukesoferl/re2/ and on Hex (hex.pm). An Inferno wrapper is at https://github.com/powerman/inferno-re2/. A Node.js wrapper is at https://github.com/uhop/node-re2/ and on NPM (npmjs.com). An OCaml wrapper is at https://github.com/janestreet/re2/ and on OPAM (opam.ocaml.org). A Perl wrapper is at https://github.com/dgl/re-engine-RE2/ and on CPAN (cpan.org). An R wrapper is at https://github.com/girishji/re2/ and on CRAN (cran.r-project.org). A Ruby wrapper is at https://github.com/mudge/re2/ and on RubyGems (rubygems.org). A WebAssembly wrapper is at https://github.com/google/re2-wasm/ and on NPM (npmjs.com).

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